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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 505 · 40 questions
TalentJR

The fast method (Cancel first): Dividing? Flip the second fraction and multiply: ÷ 2/3 is × 3/2. Cancel: a top and a bottom that share a factor — divide both by it. Multiply what is left: tops × tops, bottoms × bottoms. A bottom of 1 means a whole number.

NameDateTime takenScore ___ / 40
  1. 1.1/2 ÷ 1/2 =
  2. 2.3/5 ÷ 3/5 =
  3. 3.1/2 ÷ 5/6 =
  4. 4.1/2 × 4/5 =
  5. 5.3/4 × 2/9 =
  6. 6.2/11 × 1/2 =
  7. 7.1/8 × 2/11 =
  8. 8.1/4 ÷ 7/10 =
  9. 9.2/5 × 1/4 =
  10. 10.2/7 ÷ 2/3 =
  11. 11.2/5 × 3/4 =
  12. 12.8/9 ÷ 4/5 =
  13. 13.2/9 × 1/2 =
  14. 14.1/3 ÷ 1/3 =
  15. 15.1/2 × 2/9 =
  16. 16.8/11 × 1/4 =
  17. 17.5/6 ÷ 2/3 =
  18. 18.1/2 ÷ 3/8 =
  19. 19.3/4 ÷ 5/8 =
  20. 20.3/11 × 7/9 =
  21. 21.7/10 ÷ 3/5 =
  22. 22.1/10 ÷ 3/5 =
  23. 23.7/8 × 2/3 =
  24. 24.2/5 × 1/2 =
  25. 25.7/8 ÷ 1/2 =
  26. 26.1/6 ÷ 1/3 =
  27. 27.1/3 ÷ 1/3 =
  28. 28.2/5 × 5/6 =
  29. 29.3/4 × 2/5 =
  30. 30.1/12 ÷ 3/8 =
  31. 31.2/5 × 1/2 =
  32. 32.1/8 ÷ 1/2 =
  33. 33.1/2 × 8/9 =
  34. 34.2/3 ÷ 5/6 =
  35. 35.7/12 × 2/3 =
  36. 36.5/6 × 4/7 =
  37. 37.1/2 × 4/11 =
  38. 38.1/2 ÷ 1/4 =
  39. 39.3/8 ÷ 3/5 =
  40. 40.2/7 ÷ 4/5 =

Answer key

  1. 1
  2. 1
  3. 3/5
  4. 2/5
  5. 1/6
  6. 1/11
  7. 1/44
  8. 5/14
  9. 1/10
  10. 3/7
  11. 3/10
  12. 10/9
  13. 1/9
  14. 1
  15. 1/9
  16. 2/11
  17. 5/4
  18. 4/3
  19. 6/5
  20. 7/33
  21. 7/6
  22. 1/6
  23. 7/12
  24. 1/5
  25. 7/4
  26. 1/2
  27. 1
  28. 1/3
  29. 3/10
  30. 2/9
  31. 1/5
  32. 1/4
  33. 4/9
  34. 4/5
  35. 7/18
  36. 10/21
  37. 2/11
  38. 2
  39. 5/8
  40. 5/14

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